Security Affairs
A Linux variant of the Abyss Locker designed to target VMware ESXi servers appeared in the threat landscape, experts warn. The operators behind the Abyss Locker developed a Linux variant that targets VMware ESXi servers expanding their potential targets. VMware ESXi servers are privileged targets of ransomware groups and are often part of enterprises’ infrastructures. […]
Infosecurity News
Recorded Future analyzed how threat actors have been exploiting VMware ESXi vulnerabilities over the past three years
SecurityWeek
Security researchers with Juniper Threat Labs have identified a new Python-based backdoor targeting VMware ESXi virtualization servers.
CyberSecurity Dive
Threat actors are using memory-safe languages to release payloads for Windows, Linux and ESXi simultaneously, SentinelOne researchers warn.
ZDNet
VMware and cybersecurity authorities warn enterprises to update ESXi hypervisors to supported versions amid widespread ransomware attacks.
The Hacker News
Ransomware attacks on VMware ESXi follow a similar pattern, exploiting misconfigurations and vulnerabilities.
Bleeping Computer
The REvil ransomware operation is now using a Linux encryptor that targets and encrypts Vmware ESXi virtual machines.
Security Affairs
ESXi ransomware targeted thousands of VMware servers in a global-scale campaign, security experts and international CERTs warn. Thousands of computer servers have been targeted by a global ransomware hacking attack targeting VMware (VMW.N) ESXi servers. ESXi is VMware’s hypervisor, a technology that allows organizations to host several virtualized computers running multiple operating systems on a […]
Bleeping Computer
Operators of an unknown ransomware gang are using a Python script to encrypt virtual machines hosted on VMware ESXi servers.
Bleeping Computer
A new ransomware named 'Cheers' has appeared in the cybercrime space and has started its operations by targeting vulnerable VMware ESXi servers.
CSO
Cybersecurity agencies globally — including in Italy, France, the US and Singapore — have issued alerts about a ransomware attack targeting the VMware ESXi hypervisor.
Cyber Security News
RTM Locker ransomware gang has been discovered to utilize a Linux encryptor that focuses explicitly on virtual machines on VMware ESXi servers.
Bleeping Computer
The BlackMatter gang has joined the ranks of ransomware operations to develop a Linux encryptor that targets VMware's ESXi virtual machine platform.
Security Affairs
Researchers from Mandiant have discovered a novel malware persistence technique within VMware ESXi Hypervisors. Mandiant detailed a novel technique used by malware authors to achieve administrative access within VMware ESXi Hypervisors and take over vCenter servers and virtual machines for Windows and Linux to perform the following actions: Send commands to the hypervisor that will […]
Security Affairs
A new Python backdoor is targeting VMware ESXi servers, allowing attackers to take over compromised systems. Juniper Networks researchers spotted a previously undocumented Python backdoor targeting VMware ESXi servers. The researchers discovered the backdoor in October 2022, experts pointed out the implant is notable for its simplicity, persistence and capabilities. The experts were not able […]
Bleeping Computer
LockBit is the latest ransomware gang whose Linux encryptor has been discovered to be focusing on the encryption of VMware ESXi virtual machines.
Bleeping Computer
The Akira ransomware operation uses a Linux encryptor to encrypt VMware ESXi virtual machines in double-extortion attacks against companies worldwide.
Bleeping Computer
VMware released security updates to address a critical-severity vulnerability impacting ESXi, Workstation, Fusion, and Cloud Foundation, and a critical-severity command injection flaw affecting vRealize Network Insight.
Security Affairs
A China-linked APT group tracked as UNC3886 has been spotted exploiting a VMware ESXi zero-day vulnerability. Mandiant researchers observed a China-linked cyberespionage group, tracked as UNC3886, exploiting a VMware ESXi zero-day vulnerability tracked as CVE-2023-20867. “VMware Tools contains an Authentication Bypass vulnerability in the vgauth module.” reads the advisory published by VMware. “A fully compromised […]
Bleeping Computer
The ransomware gang behind the highly publicized attack on CD Projekt Red uses a Linux variant that targets VMware's ESXi virtual machine platform for maximum damage.
Bleeping Computer
A previously undocumented Python backdoor targeting VMware ESXi servers has been spotted, enabling hackers to execute commands remotely on a compromised system.
Cyber Security News
There has been an appearance in the cybercrime universe of a new ransomware attack dubbed 'Cheers.' It targets the VMware ESXi servers that have been found to be vulnerable.
Bleeping Computer
AvosLocker is the latest ransomware gang that has added support for encrypting Linux systems to its recent malware variants, specifically targeting VMware ESXi virtual machines.
Bleeping Computer
Royal Ransomware is the latest ransomware operation to add support for encrypting Linux devices to its most recent malware variants, specifically targeting VMware ESXi virtual machines.
Bleeping Computer
New ESXiArgs ransomware attacks are now encrypting more extensive amounts of data, making it much harder, if not impossible, to recover encrypted VMware ESXi virtual machines.
Ars Technica
Proxmox is a Linux-based hypervisor that could replace ESXi for some users.
The Hacker News
9 new ransomware families emerge from leaked Babuk source code, capable of targeting Linux and ESXi environments
DarkReading
The new ransomware strain Black Basta is now actively targeting VMware ESXi servers in an ongoing campaign, encrypting files inside a targeted volumes folder.
Bleeping Computer
RTM Locker is the latest enterprise-targeting ransomware operation found to be deploying a Linux encryptor that targets virtual machines on VMware ESXi servers.
The Hacker News
A new wave of #ransomware attacks is exploiting a #VMware vulnerability to target #ESXi hypervisor servers.
Bleeping Computer
The Abyss Locker operation is the latest to develop a Linux encryptor to target VMware's ESXi virtual machines platform in attacks on the enterprise.
The Hacker News
Beware of hypervisor jackpotting! Linux and VMware ESXi systems under attack by the new ransomware-as-service (RaaS) operation MichaelKors.
Bleeping Computer
The RansomHouse ransomware operation has created a new tool named 'MrAgent' that automates the deployment of its data encrypter across multiple VMware ESXi hypervisors.
Security Affairs
Royal Ransomware operators added support for encrypting Linux devices and target VMware ESXi virtual machines. The Royal Ransomware gang is the latest extortion group in order of time to add support for encrypting Linux devices and target VMware ESXi virtual machines. Other ransomware operators already support Linux encrypting, including AvosLocker, Black Basta, BlackMatter, HelloKitty, Hive, […]
Bleeping Computer
A new ransomware family called 'GwisinLocker' targets South Korean healthcare, industrial, and pharmaceutical companies with Windows and Linux encryptors, including support for encrypting VMware ESXi servers and virtual machines.
Bleeping Computer
VMware patched today a VMware ESXi zero-day vulnerability exploited by a Chinese-sponsored hacking group to backdoor Windows and Linux virtual machines and steal data.
Bleeping Computer
Hackers have found a new method to establish persistence on VMware ESXi hypervisors to control vCenter servers and virtual machines for Windows and Linux while avoiding detection.
Bleeping Computer
Ransomware gangs continue to prioritize targeting VMware ESXi servers, with almost every active ransomware gang creating custom Linux encryptors for this purpose.
Bleeping Computer
A sample of the Qilin ransomware gang's VMware ESXi encryptor has been found and it could be one of the most advanced and customizable Linux encryptors seen to date.
Bleeping Computer
Admins, hosting providers, and the French Computer Emergency Response Team (CERT-FR) warn that attackers actively target VMware ESXi servers unpatched against a two-year-old remote code execution vulnerability to deploy ransomware.
Trend Micro
This blog entry discusses the Agenda ransomware group's use of its latest Rust variant to propagate to VMWare vCenter and ESXi servers.
Bleeping Computer
A relatively new ransomware operation known as Nevada seems to grow its capabilities quickly as security researchers noticed improved functionality for the locker targeting Windows and VMware ESXi systems.
Bleeping Computer
An increasing number of ransomware operations are adopting the leaked Babuk ransomware source code to create Linux encryptors targeting VMware ESXi servers.
CSO
The FBI and CISA have released a recovery script for the global ESXiArgs ransomware campaign targeting VMware ESXi servers, but the ransomware has since been updated to elude former attempts at remediation.
Bleeping Computer
VMware has released a vSphere ESXi update to address a known issue causing some Windows Server 2022 virtual machines to no longer boot after installing this month's KB5022842 update.
Bleeping Computer
VMware warned customers today to install the latest security updates and disable the OpenSLP service targeted in a large-scale campaign of ransomware attacks against Internet-exposed and vulnerable ESXi servers.
The Hacker News
RTM Locker, a private ransomware-as-a-service provider, has developed its first Linux-targeting ransomware that can infect Linux, NAS, and ESXi hosts.
Bleeping Computer
The Hive ransomware operation has converted their VMware ESXi Linux encryptor to the Rust programming language and added new features to make it harder for security researchers to snoop on victim's ransom negotiations.
Bleeping Computer
Chilean data center and hosting provider IxMetro Powerhost has suffered a cyberattack at the hands of a new ransomware gang known as SEXi, which encrypted the company's VMware ESXi servers and backups.
SecurityWeek
Hackers, possibly Chinese cyberspies, have been using a new technique to install persistent backdoors in VMware ESXi hypervisors, giving them significant capabilities while making detection more difficult.
Security Affairs
A new wave of ransomware attacks is targeting VMware ESXi servers to deliver ransomware, CERT of France warns. The French Computer Emergency Response Team (CERT-FR) warns that threat actors are targeting VMware ESXi servers to deploy ransomware. CERT-FR reported that threat actors behind these ransomware attackers are actively exploiting the vulnerability CVE-2021-21974. “OpenSLP as used […]
Trend Micro
LockBit ransomware's operators announced the release of its first Linux and ESXi variant in October. With samples also spotted in the wild, we discuss the impact and analysis of this variant.
Security Affairs
The Italian National Cybersecurity Agency (ACN) warns of an ongoing massive ransomware campaign targeting VMware ESXi servers. The Italian National Cybersecurity Agency (ACN) warns of an ongoing massive ransomware campaign targeting VMware ESXi servers worldwide, including Italian systems. The attackers are attempting to exploit the CVE-2021–21974 vulnerability. According to the ACN, most of the attacks […]
Bleeping Computer
Chilean data center and hosting provider IxMetro Powerhost has suffered a cyberattack at the hands of a new ransomware gang known as SEXi, which encrypted the company's VMware ESXi servers and backups.
Bleeping Computer
The Monti ransomware has returned to action after a two-month hiatus, now targeting primarily legal and government organizations, and VMware ESXi servers using a new Linux variant that is vastly different from its predecessors.
The Record
Rapid7 said 18,581 VMware ESXi servers are still exposed to CVE-2021-21974 — a 2-year-old bug being exploited by the ESXiArgs ransomware.
Security Affairs
The leak of the source code of the Babuk ransomware allowed 9 ransomware gangs to create their own ransomware targeting VMware ESXi systems. SentinelLabs researchers have identified 10 ransomware families using VMware ESXi lockers based on the source code of the Babuk ransomware that was leaked in 2021. The experts pointed out that these ransomware […]
Bleeping Computer
VMware is warning that ESXi VMs running on Linux kernel 5.19 can have up to a 70% performance drop when Retbleed mitigations are enabled compared to the Linux kernel 5.18 release.
Cyber Security News
Cybersecurity professionals at Sygnia have noted a notable change in the strategies used by ransomware groups that are aiming at virtualized environments, specifically VMware ESXi infrastructure, in relation to development. The incident response team has noted a steady increase in these attacks, with threat actors exploiting misconfigurations and vulnerabilities in virtualization platforms to maximize their […]
DataBreaches
Nancy Liu reports: CrowStrike discovered a new ransomware-as-a-service (RaaS) group — MichaelKors (formerly Qilin) — targeting VMWare ESXi servers...
DataBreaches
Sergiu Gatlan reports: Admins, hosting providers, and the French Computer Emergency Response Team (CERT-FR) warn that attackers actively target VMware ESXi...
DarkReading
Wide use and lack of support for malware detection technologies has made VMware's virtualization technology a prime target for cyberattackers.
DarkReading
China-based threat actor used poisoned vSphere Installation Bundles to deliver multiple backdoors on systems, security vendor says.
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DarkReading
A new and improved variant of the group's malware combines fileless infection, BYOVD, and more to cause havoc in virtual environments.
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Cyber Security News
Agenda ransomware group, also known by its aliases Qilin and Water Galura, has been ramping up its attacks on a global scale.
DataBreaches
Lawrence Abrams reports: New ESXiArgs ransomware attacks are now encrypting more extensive amounts of data, making it much harder, if not impossible, to...
The Hacker News
Hackers are using a new, never-before-seen malware family (VirtualPITA, VirtualPIE, and VirtualGATE) targeting virtualization solutions.
ThreatPost
A group of five security vulnerabilities could lead to a range of bad outcomes for virtual-machine enthusiasts, including command execution and DoS.
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DarkReading
The 4-month-old ransomware gang is now actively targeting VMware's virtual environments with a second variant of its custom malware.
DarkReading
The ransomware gang has also started using the BatLoader dropper and SEO poisoning for initial access.
DarkReading
It's not just Internet-accessible hosts that are vulnerable, researchers say.
CSO
A possibly new threat actor packaged and deployed backdoors as vSphere Installation Bundles, gaining remote code execution and persistence capabilities.
SC Magazine
Trellix researchers say the RansomHouse group is mostly targeting corporate networks in the U.S. with multiple hypervisors.
DarkReading
Luna, Black Basta add to rapidly growing list of malware tools targeted at virtual machines deployed on VMware's bare-metal hypervisor technology.
SC Magazine
Security pros say given the installed base of VMware products many companies have, it makes sense to apply the updates right away.
DataBreaches
This site generally doesn’t cover or announce new types of ransomware, but this one targets the healthcare sector, so…. Bill Toulas reports: A...
Naked Security
To borrow from HHGttG, please DON’T PANIC. But if you are two years out of date with patches, please do ACT NOW!
Cyber Security News
UNC3886, a highly advanced Chinese nexus espionage group was found to be exploiting VMware vCenter systems using the vulnerability.
Ars Technica
Software's free version was a good fit for tinkerers and hobbyists.
Bleeping Computer
An affiliate of the BlackCat ransomware group, also known as APLHV, is behind the attack that disrupted MGM Resorts' operations, forcing the company to shut down IT systems.
Bleeping Computer
An affiliate of the BlackCat ransomware group, also known as APLHV, is behind the attack that disrupted MGM Resorts' operations, forcing the company to shut down IT systems.
Trend Micro
Ransomware actors have been observed to expand their targets by increasingly developing Linux-based versions. Royal ransomware is following in the same path, a new variant targeting Linux systems emerged and we will provide a technical analysis on this variant in this blog.
DarkReading
Mandiant's ongoing investigation of UNC3886 has uncovered new details of threat actors' TTPs.
Infosecurity News
Vendor's ESXi hypervisors are being targeted
Ars Technica
VMware ESXi, Workstation, Fusion, and Cloud Foundation all affected.
Infosecurity News
Legacy bug in ESXi servers is being targeted by threat actors
Ars Technica
Servers running unpatched versions of ESXi are sitting ducks for ESXiArgs attacks.
CyberSecurity Dive
Recorded Future analysis underscores a growing ransomware threat confronting organizations using VMware ESXi.
ZDNet
Organizations affected by the ESXiArgs ransomware for VMware ESXI servers can use an automated script for recovery.
DarkReading
The malware has affected thousands of VMware ESXi hypervisors in the last few days.
The Hacker News
VMware releases security patch updates for multiple high-severity vulnerabilities affecting ESXi, Workstation, Fusion, and Cloud Foundation products.
Bleeping Computer
From ongoing attacks targeting ESXi servers to sanctions on Conti/TrickBot members, it has been quite a busy week regarding ransomware.
CyberSecurity Dive
Over 54,000 SLP-speaking instances and 670 product types are vulnerable, researchers from BitSight and Curesec found, including VMware ESXi Hypervisor.
SecurityWeek
VMware patches several high-severity vulnerabilities affecting ESXi, Workstation and Fusion. The flaws were disclosed last year at a Chinese hacking contest.
ZDNet
VMware released patches for ESXi, Workstation, Fusion and Cloud Foundation after issues were discovered by participants in Chinese security event Tianfu Cup.
Bleeping Computer
Microsoft publicly acknowledged a known issue causing Windows Server 2022 virtual machine (VM) blue screens and boot failures on VMware ESXi hosts.
Bleeping Computer
Microsoft fixed a known issue causing blue screens and boot failures in Windows Server 2022 virtual machines (VMs) deployed on VMware ESXi hosts.
The Record
Thousands of servers running an unpatched version of VMware's ESXi product are vulnerable to ESXiArgs ransomware, researchers say.
Security Affairs
VMware addressed several high-severity flaws that were disclosed during China’s Tianfu Cup hacking contest. VMware addressed several high-severity vulnerabilities that were demonstrated by Kunlun Lab team during China’s Tianfu Cup 2021 hacking contest. The vulnerabilities impact VMware ESXi, Workstation, and Fusion. Below is the list published by the virtualization giant: CVE-2021-22040 – VMware ESXi, Workstation, and […]
Security Affairs
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) released a script to recover VMware ESXi servers infected with ESXiArgs ransomware. Good news for the victims of the recent wave of ESXiArgs ransomware attacks, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) has released a script to allow them to recover encrypted VMware ESXi servers. The […]
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